Critical 9.7Published Dec 23, 2025

CVE-2025-686695ire vulnerable to Remote Code Execution (RCE) via mermaid

Updated under an hour ago (Oct 27, 2026, 1:30 AM ET)

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It affects nanbingxyz 5ire and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for nanbingxyz 5ire

Exploited in the last 30 days

5ire is a cross-platform desktop artificial intelligence assistant and model context protocol client. In versions 0.15.2 and prior, an RCE vulnerability exists in useMarkdown.ts, where the markdown-it-mermaid plugin is initialized with securityLevel: 'loose'. This configuration explicitly permits the rendering of HTML tags within Mermaid diagram nodes. This issue has not been patched at time of publication.

CVSS: 9.7 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weakness (CWE): CWE-79
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Modified
Record last updated: Feb 6, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

nanbingxyz 5ire nanbingxyz:5ire (from the name)	through 0.15.2	CNA record
5ire 5ire 5ire:5ire	before 0.15.2	NVD

References

References

https://github.com/nanbingxyz/5ire/security/advisories/GHSA-5hpf-p8fw-j349	x-refsource-confirm, exploit, vendor-advisory
https://github.com/nanbingxyz/5ire/commit/1fbe40d0bfbfe215370d45b9af856c286d67d3f2	x-refsource-misc
https://github.com/nanbingxyz/5ire/blob/c40d05a2b546094789fc727daa5383bb15034442/src/hooks/useMarkdown.ts#L156	x-refsource-misc, product
https://github.com/nanbingxyz/5ire/releases/tag/v0.15.2	x-refsource-misc, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.